Ramdin started from his office and walked 15 km in the south direction and reached the bus stop, and then turned to his left and walked 8 km straight on the road. From there, he turned to his left, walked 15 km and reached the Central Library. After this, he turned to his left again and walked 4 km to reach his hostel. How far and in which direction is the hostel with respect to his office?
24 pens are there in a box where 10 are red pens, ‘p’ are blue pens and remaining are black pens. If a pen is picked, the probability of getting blu...
The names of 10 students from section A, 12 students from section B and 14 students from section C were selected. The age of all the 36 students was dif...
In a bag contains 4 one rupees coins and 3 five rupees coin. If two coins are drawn at random, find the probability of getting a one rupee coin and a fi...
If the letters of the word HORIZON be arranged at random, what is the probability that all the vowels are together?
A bag contains 3 black and 9 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
The probability of selecting 2 one-rupee coins from a collection of 'a' one-rupee coins and 4 two-rupee coins is 1/3. Determine the probability of rando...
Two cards are drawn at random from a pack of 52 cards. What is the probability that either both are black or both are queens?
A bag has balls of three colours. It has 8 red balls, x green balls and y blue balls, If probability of picking one green ball and that of picking one b...
If a coin is tossed 10 times then what is the probability of getting three heads?
Two players, A and B, play a tennis match. It is known that the probability of A winning the match is 0.65. What is the probability of B winning the mat...
